Measurement E195M132
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P′z′ | |
| Q2: | 0.3 — 0.9 GeV2 | |
| W: | 1.6 — 2.4 GeV | |
| Ebeam: | 6.535 GeV | |
| Publication: |
D. S. Carman et al. (CLAS Collaboration) Beam-recoil transferred polarization in K + Y electroproduction in the nucleon resonance region with CLAS12 //
https://journals.aps.org/prc/abstract/10.1103/PhysRevC.105.065201
|
|
| W, [GeV] | P′z′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | 0.0 | 0.0 | 0.0 |
| 1.72 | 1.0 | 0.3916 | 0.09766 |
| 1.8 | -0.01401 | 0.17528 | 0.0593 |
| 1.88 | -0.16104 | 0.13692 | 0.04259 |
| 1.96 | -0.11349 | 0.14074 | 0.0474 |
| 2.04 | -0.07307 | 0.12738 | 0.04406 |
| 2.12 | -0.12389 | 0.11795 | 0.04311 |
| 2.2 | -0.17321 | 0.11044 | 0.04186 |
| 2.28 | -0.09792 | 0.10628 | 0.04311 |
| 2.36 | -0.49001 | 0.10812 | 0.04643 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [0.9:0.3] GeV^2
cos(θKc.m.) bin: [0.5:1.0]